652638803472 has 40 divisors (see below), whose sum is σ = 1873315085280. Its totient is φ = 217546267680.

The previous prime is 652638803461. The next prime is 652638803491. The reversal of 652638803472 is 274308836256.

652638803472 is a `hidden beast` number, since 6 + 526 + 3 + 8 + 80 + 34 + 7 + 2 = 666.

652638803472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 755368554 + ... + 755369417.

It is an arithmetic number, because the mean of its divisors is an integer number (46832877132).

Almost surely, 2^652638803472 is an apocalyptic number.

It is an amenable number.

652638803472 is an abundant number, since it is smaller than the sum of its proper divisors (1220676281808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

652638803472 is a wasteful number, since it uses less digits than its factorization.

652638803472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510737988 (or 1510737976 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 54.

The spelling of 652638803472 in words is "six hundred fifty-two billion, six hundred thirty-eight million, eight hundred three thousand, four hundred seventy-two".